‘ 
254 Dawson and Carpenter on Eozoon Canadense, 
that the serpentine fills such interstices as well as the chamber 
shows that its arrangement is not concretionary,* 
these chambers are filled, in different specimens, with serpen- 
tine, pyroxene, loganite, calcareous spar, chondrodite, or even 
with arenaceous limestone. It is also to be observed that the 
well-characterized specimens can be found. I may also rep’ 
here that in the original examination of Hozoon, in the § 
of 1864, I was furnished by Sir W. E. Logan with spec 
Jim 
: to 
ilurian age, and that, while all possible care was _ | 
compare with the specimens of Hozoon, it was not thou 
necessary to publish notices of the crystalline and mt 
ary forms observed many of which curious, and 
‘ * y of which are very ee. 
afford materials fo 
in the above remarks 
* I do not include here the « i ’ structure referred to above; © 
“marty the Canadian MiiainNe ond te nei pote with the forms 
sey 
r other papers of the nature of that et 
ich if 
oo 
ambers. ooh 
f Shch Trish specimens of serpentine limestone as I have seem, SPP 
more highly crystalline than the beds in Canada which contain 20200" 
See CPE mee Fae 
